/*
 * Copyright (c) Huawei Technologies Co., Ltd. 2025. All rights reserved.
 * You can use this software according to the terms and conditions of the Mulan PSL v2.
 * You may obtain a copy of Mulan PSL v2 at:
 *          http://license.coscl.org.cn/MulanPSL2
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PSL v2 for more details.
 */
#pragma once

#include <memory>
#include <utility>

template <typename F>
class ScopeGuard {
public:
    constexpr explicit ScopeGuard(F && func) : function(std::move(func)) {}
    ~ScopeGuard() { std::move(function)(); }

private:
    F function;
};

template <typename F>
inline ScopeGuard<F> make_scope_guard(F && function_) { return ScopeGuard<F>(std::forward<F>(function_)); }

#define SCOPE_EXIT_CONCAT(n, ...) \
const auto scope_exit##n = make_scope_guard([&] { __VA_ARGS__; })
#define SCOPE_EXIT_FWD(n, ...) SCOPE_EXIT_CONCAT(n, __VA_ARGS__)
#define SCOPE_EXIT(...) SCOPE_EXIT_FWD(__LINE__, __VA_ARGS__)
